#663 - use testcontainers to run selenium tests against postgres database from docker

pom.xml

...8/budgetmaster/utils/DatabaseConfigurationProperties.java

...ntegration/EnsureAllIconizableHaveAnIconInstanceTest.java

...r8/budgetmaster/integration/helpers/SeleniumTestBase.java

...er/integration/helpers/SeleniumTestExecutionListener.java

...budgetmaster/integration/helpers/SeleniumTestWatcher.java

...ocker8/budgetmaster/integration/selenium/AccountTest.java

...budgetmaster/integration/selenium/CategorySelectTest.java

...aster/integration/selenium/ChangeTransactionTypeTest.java

...dlocker8/budgetmaster/integration/selenium/ChartTest.java

...cker8/budgetmaster/integration/selenium/FirstUseTest.java

...locker8/budgetmaster/integration/selenium/HotkeyTest.java

...locker8/budgetmaster/integration/selenium/ImportTest.java

...udgetmaster/integration/selenium/LoginControllerTest.java

...dlocker8/budgetmaster/integration/selenium/MediaTest.java

...tegration/selenium/NewTransactionFromExistingOneTest.java

.../integration/selenium/NewTransactionFromTemplateTest.java

...master/integration/selenium/NewTransactionNormalTest.java

...ter/integration/selenium/NewTransactionRecurringTest.java

...ster/integration/selenium/NewTransactionTransferTest.java